Bryant 4-WAY MULTIPOISE TWO-STAGE CONDENSING GAS FURNACE 352AAV Instrucciones de operaciones Pagina 56

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Table 15 -- Model 352AAV Orifice Size and High/Low-Heat Manifold Pressures for Correct Inputs (Continued)
for Use With 060 Through 120 Size Furnaces Only
(Tabulated Data Based on 20,000/13,000 Btuh per Burner,
Derated 2 Percent for Each 1000 ft (305 M) Above Sea Level)*
ALTITUDE
RANGE
FT (M)
AVG GAS
HEA T
VALUE
(BTU/CU FT)
SPECIFIC GRAVITY OF NATURAL GAS
0.58 0.60 0.62 0.64 0.66
Orifice
no.
Manifold
Pressure
Orifice
no.
Manifold
Pressure
Orifice
no.
Manifold
Pressure
Orifice
no.
Manifold
Pressure
Orifice
no.
Manifold
Pressure
U.S.A. Only
4001
to
5000
(1219
to
1524)
9%
derate
725 43 3.7/1.5 43 3.8/1.6 42 3.2/1.4 42 3.3/1.4 42 3.4/1.4
750 44 3.4/1.4 43 3.5/1.5 43 3.7/1.5 43 3.8/1.6 42 3.2/1.4
775 44 3.7/1.6 44 3.8/1.6 43 3.4/1.4 43 3.5/1.5 43 3.7/1.5
800 44 3.51.5 44 3.6/1.5 44 3.7/1.6 44 3.8/1.6 43 3.4/1.4
825 44 3.2/1.4 44 3.4/1.4 44 3.5/1.5 44 3.6/1.5 44 3.7/1.6
850 45 3.5/1.5 45 3.8/1.6 44 3.3/1.4 44 3.4/1.4 44 3.5/1.5
875 45 3.3/1.4 45 3.6/1.5 45 3.7/1.6 44 3.2/1.3 44 3.3/1.4
900 45 3.3/1.4 45 3.4/1.4 45 3.5/1.5 45 3.6/1.5 45 3.8/1.6
925 47 3.7/1.6 45 3.2/1.4 45 3.3/1.4 45 3.4/1.5 45 3.6/1.5
950 47 3.5/1.5 47 3.6/1.5 45 3.2/1.3 45 3.3/1.4 45 3.4/1.4
ALTITUDE
RANGE
FT (M)
AVG GAS
HEA T
VALUE
(BTU/CU FT)
SPECIFIC GRAVITY OF NATURAL GAS
0.58 0.60 0.62 0.64 0.66
Orifice
no.
Manifold
Pressure
Orifice
no.
Manifold
Pressure
Orifice
no.
Manifold
Pressure
Orifice
no.
Manifold
Pressure
Orifice
no.
Manifold
Pressure
U.S.A. Only
5001
to
6000
(1524
to
1829)
11%
derate
700 43 3.6/1.5 43 3.7/1.6 42 3.2/1.3 42 3.3/1.4 42 3.4/1.4
725 43 3.4/1.4 43 3.5/1.5 43 3.6/1.5 43 3.7/1.6 43 3.8/1.6
750 44 3.6/1.5 44 3.7/1.6 43 3.4/1.4 43 3.5/1.5 43 3.6/1.5
775 44 3.4/1.4 44 3.5/1.5 44 3.6/1.5 44 3.7/1.6 43 3.4/1.4
800 44 3.2/1.3 44 3.3/1.5 44 3.4/1.4 44 3.5/1.5 44 3.6/1.5
825 45 3.6/1.5 45 3.7/1.6 44 3.2/1.4 44 3.3/1.4 44 3.4/1.4
850 45 3.4/1.4 45 3.5/1.5 45 3.6/1.5 45 3.8/1.6 44 3.2/1.4
875 45 3.2/1.4 45 3.3/1.4 45 3.4/1.5 45 3.6/1.5 45 3.7/1.5
900 47 3.6/1.5 47 3.7/1.6 45 3.3/1.4 45 3.4/1.4 45 3.5/1.5
925 47 3.4/1.4 47 3.5/1.5 47 3.7/1.5 45 3.2/1.3 45 3.3/1.4
950 48 3.7/1.6 48 3.8/1.6 47 3.5/1.5 47 3.6/1.5 47 3.7/1.6
975 48 3.5/1.5 48 3.6/1.5 48 3.8/1.6 47 3.4/1.4 47 3.5/1.5
1000 48 3.3/1.4 48 3.5/1.5 48 3.6/1.5 48 3.7/1.6 48 3.8/1.6
ALTITUDE
RANGE
FT (M)
AVG GAS
HEA T
VALUE
(BTU/CU FT)
SPECIFIC GRAVITY OF NATURAL GAS
0.58 0.60 0.62 0.64 0.66
Orifice
no.
Manifold
Pressure
Orifice
no.
Manifold
Pressure
Orifice
no.
Manifold
Pressure
Orifice
no.
Manifold
Pressure
Orifice
no.
Manifold
Pressure
U.S.A. Only
6001
to
7000
(1829
to
2134)
13%
derate
650 42 3.2/1.3 42 3.3/1.4 42 3.4/1.4 42 3.5/1.5 42 3.6/1.6
675 43 3.6/1.5 43 3.7/1.6 43 3.8/1.6 42 3.2/1.4 42 3.3/1.4
700 44 3.8/1.6 43 3.4/1.5 43 3.6/1.5 43 3.7/1.6 43 3.8/1.6
725 44 3.6/1.5 44 3.7/1.6 44 3.8/1.6 43 3.4/1.4 43 3.5/1.5
750 44 3.3/1.4 44 3.4/1.5 44 3.6/1.5 44 3.7/1.6 44 3.8/1.6
775 45 3.8/1.6 44 3.2/1.4 44 3.3/1.4 44 3.4/1.5 44 3.5/1.5
800 45 3.5/1.5 45 3.7/1.5 45 3.8/1.6 44 3.2/1.4 44 3.3/1.4
825 45 3.3/1.4 45 3.4/1.5 45 3.6/1.5 45 3.7/1.6 45 3.8/1.6
850 47 3.7/1.6 45 3.2/1.4 45 3.4/1.4 45 3.5/1.5 45 3.6/1.5
875 47 3.5/1.5 47 3.6/1.5 45 3.2/1.3 45 3.3/1.4 45 3.4/1.4
* Orifice numbers shown in shading are factory installed.
NOTE: Percents of derate are based on midpoints of U.S. altitude ranges.
352AAV
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